1-11 Exercise 2: Reverse a sentence

0 like 0 dislike
12.8k views

This program will receive a sentence and reverse it as the result. 字串反轉

Example input 1:

School need Student

Example output 1:

Student need School

Example input 2:

Student

Example output 2:

Student

Example input 3:

are you as bored as I am

Example output 3:

am I as bored as you are

 

[Exercise] Coding (C) - asked in Chapter 13: Strings by (12.1k points)
ID: 41436 - Available when: Unlimited - Due to: Unlimited
edited by | 12.8k views

29 Answers

0 like 0 dislike 
Hidden content!
#include<stdio.h>
#include<string.h>

int main()
{
*  ***  ** ** ** * *  **  * *  i,o,txtlen, end;
***** *  *     *   * * *   *** sentence[100];
 * ****  **** *   *  ***  * *  *   ***** * **  sentence);

   *** * **      **    ** **  * **  ** * * *  *

*  ********  * * ***  ** **** **  * i>=0; i--)
*** * * * *  **   **  * ** * 
**    ***  *  ***     **   ****  ** *  *    ***  *    *** (sentence[i]==' ')
***   *** **   *  *        *** ****       ***** * * *  * 
   ***** ******  * ***  ** *********    **  ***    *  ** * * ***  *** * * *****  ***    o<=txtlen; o++)
**  * **   * *    **    *   * * *  * **** * *** ** * *    * *  ** *  *         ****   *   *** ******  *    ** *          * *  ** ** * *
  * * * *  * *  *  **    ***  * * ***   **  *  *  ******    ***  **  ** *  *   *     = i-1;
** *** ***** *   ****  ** **    ** *** * ***   *   * ***  *  * *** *** **** *  * *   ***  ");
* ** *   *  ****  *   *   *** **  * *** * ***  * **  

    }
*** **  *  *  ****  ***    ** * i<=txtlen; i++)
  * **          * * ******* ***** ** *  ***   **   ***     ***** sentence[i]);

}
answered by (-336 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <string.h>

int main(){
    int c,d,e;
    char a[100];
**** ** * ** * ** **  *  ** **    * *   * ***      *
 *  * *     *** ** *  * ** **  *     *
   ***    **  **     *   ** * * *  *  **  *****
**** *  * *****   *   * *     * * *   *  ****  **   *
 **  *    **  *   * *    **   **   *  ***  * * * * ****    *** * ***  *   *  ** * ***   '){
** * * **   *  * *  *  *  ** * **        * ***   *   *** ****  * * *** **  **  *  *  * * *   *  * *    *   * * ** * *** * *  
***  ** *  * *       **   ****** *    ***  **   ***    **  **     *  **  *  *** ****    * * **** * ****** **** * ***   ****  *  *** *   *  *    *    *  *  *  ** **   * sentence
 **   ***** *   * *   * *  *  *  ** * *   *  * *** *  **   **** *** *  *   * *    *   *     *   * * ***  ** **
* *    ***     **   * *  *** ** * *  ** **** * *** ******   *  *** *  *  ** *   **  ***   **    * **    * *  **** ***** **  ");
**  *   ******* * ** ***   *   *  ** **  **  *****   **** *     * * **   ****  ** * * ***    ******  **    
* **    * *   *** * **   *   **  *  *   * ***  ** ******  *       *****  ** *  * * 
    }
***        *** ** ***** ***  *****  *** ****  *
* ***   *****   ** * * ****   * * **     ** **   ****** * * **   **      
    }
    return 0;
}
answered by (-498 points)
edited by
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <string.h>


int main()
{
    *** ** * *** ** ****   str[1000], reverse[1000];
*   * ** **    **     * *****  len, i, index, wordStart, wordEnd;


 ***** **** *     **** * ** *   *     *** * 

*  *  ***** ***    *** ** **   = strlen(str);
   **   *  ** * * ** *   *   ** * = 0;


 *  *    *  * *  ** * *  ****** = len - 1;
   ****  * ** * ** *  *   *   = len - 1;

* **   * *  ** ** *** * * ***   > 0)
   ***    ***   * * * *******   

* *** *  *  **  * *  * * ******** **      * **   ** *** ***  ***  **  * * **    == ' ')
 ***** *    *  *   *  * *  *  **   ****     ** ***  *      * **

* ** * *    * *   ** ** ***   * * *  * * ** ** **  ** ***     * * ** *     *   = wordStart + 1;
*   ** * **   **     * ** **    *   ****  **  ****    **  ** *** **       *  ***      *  <= wordEnd)
 *    ** ******    *        * * **** *** * **  * *   ** ***   ** ***** * *     ** 
     *   ****** ** ***   * ***   *  * *  ****  **  **      **  *   *  * * * * * ** ***** *** **     *   *** ** ***   *** ** *  * = str[i];

* *  ** ****** **      * *****  * *  ********* ** * ***      ** * * **  *  ** *  ********  *      ** *  *  
**  * * **  * *  ***  ****  * ***   * * ********   *  **   *  *** *        ** **  * ****   ** *  *  **   *  * *
 **  ****    * ***   ****   ** **   *   *  *   * *  ****  ** ** *** * *****  ** ***  * 
*  * ** * ** * ** *****  * **   *** ** ** *****     *   * * * *  **  * * ******** *****  **   * = ' ';

*  *  * *********** * **** ***      *  **     *  ** *     ** ** * ** * **   * = wordStart - 1;
***  * * * ***     ******  ** *  ** ** **** ** ** **      *  

  **   **  *** *  * * *** ****** *** * **** * *   *   *  **
    }

 **     ******** *** * * * ****  * i<=wordEnd; i++)
    {
 *** *****  *    ***   ****  ** *     *** ***    * *** *  ** = str[i];
**    **  ** *** **     ***      *** * * *** * ****  **    * 
    }


* ***  * * * *  * *    **     * ***     * = '\0';


 * ***    **   * *** ***   ** *   * *** * ****  * reverse);

* * *** **     * ****      **** 0;
}
answered by (-196 points)
edited by
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <string.h>
int main()
{
    int i=0,j=0;
    char a[100],*b[100];
*** ** ** *  ** ** ***  ** ** *** * ****  
 **     * *  *** * *  *     * ** *** **  
**  ****  ****        **  * *   ****   * ** * **  **   ******  
****   *        *  ** * *** **  * **  **   * *  *  *    *    *    * **   * *  * ** ** *
 **  *  * * ****** *** **  ****  **      * *  ** ****  *    ** 
 ** *  ** *  *  * * * *  * ******   *  **     ** ** **    ** ** * *   **  ** * *  *  
   *  *** * ***  * **  *  *   * **** *** *** *****  * ** ** * *   ** ****   * ** *******    
* ***   *   ***   * ** *****  *  * ** * * *  *  * ****** * ***** **  *  **  *  *   *  
  * *  ***********  *** ** ** *  * ****  *** ***** *   * * 
   *     * *  ** ** * ***** ** ****   ** * ****
    }
* * ***  *    * ****   ** ********  * * **
    * *   *** *   *   * * ** *****   * ***      *   **   **   ",b[i]);
    }
 * *     **     **  * ** * *        *** **    *** *** 
  ****     ****** * *   *****   **   0;
}
answered by (54 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
* ***    **   

void reverse(char *first, char *last);
void reverseWords(char *s)
{
** ***     **** ******* **** *first_word = s,*temp = s;
  *   **      **   *** **   *   *temp )
 *    ** *** ** * **   **   *
***    * *    * * * *  * * *** * ** *     ** * ****  
  **  *****   *   ** * *  ***  ****    *   **    **  *** (*temp == '\0')
   *  *  ***    *  *** ** * * **    ***  * ** * ***  *    **  ****** * *** **  ** temp-1);   }
***   ****** ***  *    *  *******    **  **  *** *   *****    if(*temp == ' ')
* *   ** * *  *   ** *      **  * **** * **    **  * *     *  * ***** *   * temp-1);
 **     ** * *** * *   * *   * **  * ***   * **** *** ********   *  * ****  *****  ***   *   = temp+1;
 *** * ** * * ****  *** * **  * ** *   *  ** **  
     **   ** ***  * * ***     
*  ***  * **  * ** *    * ** * ***  temp-1);
}
void reverse(char *first, char *last)
{
     ***  *   **** *       temp;
**  * ** *  *     *   **  * * (first< last)
**  * **   **   * *  ***     *****   temp = *first;
 **   **  **** * ****** ***   ** *  * *** ****  *  ** * **** * = *last;
**   ******    *  **** *  *  *     *  *   * *****  ***  *  = temp;
*****   * ***    * ** **   * *   * 
}

int main()
{
** *   ****   *    * *     ***  ** * s[100];
***  **    **   *** ******  * ****** ** ** **  ***  * s);
  * ** ** ***        *   *** * *temp = s;
**  * ***  *  **  * *  * * *    **  *** 
***    **  ****  * *****    **     * ***   *   s);
* ** ** * *   *    ****   **  * 0;
}
answered by (-304 points)
edited by
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Correct output
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include<stdio.h>
#include<string.h>

int main() {
    char s[1000];
    int len=0,count=0,i,check=0;
    fgets(s,1000,stdin);
    len=strlen(s);
      len++;
    for(;len>0;len--) {
 * ***  *     * **  *   ** * ***  **   * * *   ***  * ') {
         * **  * ******   ******* *     ** * ******  **** *** *  *  *  **** * * * * **     *    **** {
******  * ** *  *****    * *  * **  *   *   * ** *****    * *** *  ** *** **** **  * **** **  * ***   ***  ** *   ** * * * * {
   * *    ***  **    * **    *  *   ****   *   *  *** *     * *    * *  *** *    * * *  **  ** ** *** * *   ***  *    *  **     **   *   * *
*** ***    **  *       * * *******     ** * *   ***    ********   *** *** *  ****      * *  *  *****   *  ***  
*    ***     ** **  *   *   * * *  ***    **  *  * **  *       * ***  *    ****  ** *  **  * {
*** *   **** ****  *   *  ** *** **  **  ***    ** ** * *     *  **  *  *** *  **       ***********  * ***  *  * ****** *** *  ***  *   **  *   *   *** *** *  s[len+i-2]);
  *  **** * ** * *   *   **   ****   ** * *    ** **     **  * * *    *******    **  * ** **  * **   *
*    * * **   *****  **** *  * **** *      *      *  ***   * ***   **   **    ** **
   * *  *  ** *   * **  *    ****  * ***** ******* *  *  * *      *** * **** **  *****
        }
 * *  *****  ***** *** ** *****  *  *  * **** * *    *    if(len-2==0) {
   *  **   *** *     ** * *********  * * ** *  *  ** *      * * **    ** ***  * {
* **     * * *  * **  *  * *   ** **   *  ***  *       **  *   ** ** **  ** *  **  ** ** ***  *     * * ***  *  * * * *** ***  ");
* ** **  *     ** *   *   * **   ** *  ***  ** *  ***    ** **  * ***   ***
* **  ****** *  * **  *   * * * *** * ** *     *   * *        *  ***        *** *   ***   ** * * {
   ***  **** **     ***   *******  **   ** **** ******  * * ***   *****  *****  **  **** *****     *** ** *   *     **   * s[len+i-2]);
   * **  **** * * *   *  **    ***     * ***** ** ****    *** ***   **** *  **   
** ***      * * **  ** **  * ******  * *  *** *       
**  ** *  *** ****  ** ****  * ** ******  *  * *  * * * {
 ** ***  *  * **  * **    *  ** * *  * **  *****   * ***  ** *      *   *******
 *  * ***   ** **** **  ** ****   * *    *   ***   *  **
    }
}
answered by (-120 points)
edited by
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <string.h>
#define MAX_SIZE 100

int main()
{

* **  ** *****   ** * **   *  * str[1000], reverse[1000];
*      * * * * *  ** * **    len, i, index=0, wordStart, wordEnd;

***   ******  * * ***      * **** ** * * *    

***** * *  *  **      *  *  **   = strlen(str);


*     * *  ** *   **** *  * **   = len - 1;
* ****  * ** **  * *** * * ** **    = len - 1;

  *** *** * ** * **** ** * *   *    > 0)
    {

  ***   *  ***   *** *  *****  *  *  *   ***     **    * **   == ' ')
  * ***** **    ****  ***** ** *  **      **   ****  *    

* **   **  *  ***** *  * *** *   ** **    *     * *  **   * ***    *      * * *   = wordStart + 1;
* ****    ** ** ***  * ** *  ***  *** * **** ** *  ** **   * ** * *** *****         <= wordEnd)
** * ** *****    ** *   *    * * *  **  ** *** *  **  ****      * *  *  ****   *  
** *  ** *** ** * * *   ** ***  * **   * *  ***     *    *    ****  * ** ****     * ****          * * **  ****  ***** = str[i];

**  * **  *  ***   *    ** ***  *    **   *  * *  **      ***  *  *  *  ****    *          * ******* *      ****
   ** * * *     **    **    *** ** * *  *    * ********* * *   **  * * * **   **   *  *  **   * * * *  *  *** 
  ***  **  *** *   *   **   *** *  * *** * * ****** *  * ***    * ** **  *  *  *
******  * * * *** *  *     **  * *   ***  * **  * ** ** *    * ****** *    * ** * = ' ';

*  **** *  * **  *****   *  * * ***  * * *  *  * ** **  **   ** **** * * ** = wordStart - 1;
 ***   ***    *         * *  *    * **** ** ***    ***  **

*** ** *  *    * ** **   ** **  *  ** *******  **  * * ****  *     * 
    }


 *  * * *  ***   ***  **** *  *  * i<=wordEnd; i++)
    {
**** ** *   ** * *  **  ** ***    ***  * *   ** * ***  * * ** = str[i];
 * *    *     * * *****  * **  **   ** ***    **  *  ****    
    }

** * * *      * ** * **** *** *   *  ** * = '\0';

***  *  *    * *  *    **     * * ** **  *** * **  reverse);
* ** * ** ****** ****    ** (i=0;i<strlen(reverse);i++){
*  **    **     *   * * ** * *** ****  *  **     * (reverse[i]=='\n')
 ***  ** * *  * * ** ** ******   **  **   ***   ** ***    *   * **     * * ******
 * *  * **  ** * * ***** **** * * * * **  *  * * ***  ***  
 *    ****    **         * *   **   *  ** *  *        ** * * *     **   * * * * * *  ** ***  ******    ******* * * * *   * **
** ***  * ******  * ****    * ***


 ** ** * **  ** *   * * ** * 0;
}
answered by (-323 points)
edited by
0 0
prog.c: In function 'main':
prog.c:10:5: warning: 'gets' is deprecated [-Wdeprecated-declarations]
     gets(str);
     ^~~~
In file included from prog.c:1:0:
/usr/include/stdio.h:640:14: note: declared here
 extern char *gets (char *__s) __wur __attribute_deprecated__;
              ^~~~
/tmp/ccHXIf7r.o: In function `main':
prog.c:(.text+0x2f): warning: the `gets' function is dangerous and should not be used.
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:11:5: warning: 'gets' is deprecated [-Wdeprecated-declarations]
     gets(str);
     ^~~~
In file included from prog.c:1:0:
/usr/include/stdio.h:640:14: note: declared here
 extern char *gets (char *__s) __wur __attribute_deprecated__;
              ^~~~
/tmp/ccDHB1g4.o: In function `main':
prog.c:(.text+0x30): warning: the `gets' function is dangerous and should not be used.
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <string.h>

int main(){
 *     ** *   *      *     *     strSlice[500][50];
 ***  * ****    ***     ** *   i=0;
 ***   ** ** * *  *    * *    *  * **  ***  **** *    *   **     EOF){
  **   * ** **   * *   *  *** * **  ****   ****  * * *
**  *****  *** *   ***  *   
 * * *  **** **      * * **  *** flag=1;
     ***   *   ****    *  * **********  *
***   * *** ** *******  *   *    ***  ***  *  **  *     * *  *  ***    ** 
*     **   *****   ** **       * ** * ** *****  *** * **  *    * ** *  *** ***  ***   * *  **  *  * *
* *  *   *  *   ** *  *  * ****   * ** * ** **** ***** *  ******* ** ***  ** *********    * *  
   *  *    ****    ***   *  ****   ** * *   *********
  ****     **   * * * **    * *  * ***  *  * *** ** printf(" %s",strSlice[i]);
    }
  * **      ****  *   ******* 0;
}
answered by (-116 points)
edited by
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>

int main()
{
** *  ** *  *  *   **  **** *   str[100];
 ***   * ***** **** ** **** space[100] = {0};
*    * *** * ***  *    *   ***** d = 0;
**** * *    * *     *  *   * i = 0;
***   **    * *  ***   * ** ** ("%[^\n]%*c", str);
  
*****       *************  * *  **
  *   * *    **** ***    ****
 ** ******  *  ** **  ***         **** *      *  ** ***** (str[i] == ' ') {
***   **   **   * *    *   * * ********  *  *** * * * ** *        **** *       *  * space position with letters count following
*** * *   *  **   *** ** **           **    ***    **** * * *** **** * * * ***  = d;
  *  **  **  * * ** *     ********  ***  *** *** * * ****** ******  *   * = 0;
  * *   *  * *  *** *  ** ** ** **** *  **   ****  else d++;
** * ***   *** **** **  ** **  *** *** ** ** * *** * *
  ** ***** ** **   * * *  * 
       *  *    ** **** *  * **  * words count
   ***  **  ** *     * *    ** = d;
       **  *** ****   *** ** *  * * now i actually is the length of str
   *** ** ***  * *** *  *    (int j=i;j>=0;j--){
  *** * * ** **  *********    ***  ****    ** *  **   (space[j]>0){
 *  *   *  **  ** ** **  ****** ** *  **  * **    *     **  *   ****   * *  *  * ** (int k=j-space[j];k<j;k++)  **** *** * **  **   * ** * 
**** *  ** *   * ** ******* **    *  ** *    **   *  ***    * * ** ** ***  **  **** (j!=space[j]) printf(" ");
   *   *  * *** * ** *  *   **  * ****         *   
  ** * *     ** **  **  ***  * * ** *   ***  **** ** 
* * * * *    ***  *    ***    
 ******  * **     ****   * **   *   0;
}
answered by (12.1k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
Page:
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:104.23.197.95
©2016-2026

Related questions

0 like 0 dislike
27 answers
1-11 Exercise 3: Prefix of a string
[Exercise] Coding (C) - asked Jan 11, 2018 in Chapter 13: Strings by thopd (12.1k points)
ID: 41439 - Available when: Unlimited - Due to: Unlimited | 13.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users